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<?php
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/**
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* @file
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* Sample relationship plugin.
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*
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* We take a simplecontext, look in it for what we need to make a relcontext, and make it.
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* In the real world, this might be getting a taxonomy id from a node, for example.
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*/
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/**
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* Plugins are described by creating a $plugin array which will be used
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* by the system that includes this file.
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*/
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$plugin = array(
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'title' => t("Relcontext from simplecontext"),
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'keyword' => 'relcontext',
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'description' => t('Adds a relcontext from existing simplecontext.'),
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'required context' => new ctools_context_required(t('Simplecontext'), 'simplecontext'),
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'context' => 'ctools_relcontext_from_simplecontext_context',
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'settings form' => 'ctools_relcontext_from_simplecontext_settings_form',
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);
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/**
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* Return a new context based on an existing context.
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*/
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function ctools_relcontext_from_simplecontext_context($context = NULL, $conf) {
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// If unset it wants a generic, unfilled context, which is just NULL.
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if (empty($context->data)) {
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return ctools_context_create_empty('relcontext', NULL);
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}
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// You should do error-checking here.
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// Create the new context from some element of the parent context.
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// In this case, we'll pass in the whole context so it can be used to
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// create the relcontext.
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return ctools_context_create('relcontext', $context);
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}
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/**
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* Settings form for the relationship.
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*/
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function ctools_relcontext_from_simplecontext_settings_form($conf) {
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// We won't configure it in this case.
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return array();
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}
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